# SDR ASM2002F00006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 20, 2002
- Submitted: June 27, 2002
- Operation: Air carrier
- Aircraft: [N205AM](https://openairdocs.org/aircraft/N205AM), registered now
- Make and model: Doug DC-9-87
- Registry model: [Doug DC-9-87](https://openairdocs.org/model/mcdonnell-douglas-dc-9-87) (OpenAirDocs)
- Aircraft serial: 49405
- System (JASC): [3420 · Attitude and Direction Data System](https://openairdocs.org/jasc/3420)
- Part: Indicator
- Condition: Inaccurate
- Location: Cockpit
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASM2002F00006

## Discrepancy

AIRCRAFT RETURN TO FLIGHT AS A CONSEQUENCE OF 60 DEGREE DIFFERENCE ON LEFT HEADING OR AUXILIARY AHRS, DIFFERENCE COULD NOT BE CORRECTED.  AHRS ELECTRICAL CONNECTOR WAS CLEANED AND AHRS NR 1 WAS INTERCHANGED WITH AHRS NR 3, TESTS PERFORMED IAW MM.

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